Siemens 6DD2920-0AH0 - Technical Specifications
General Information
Product Type: Digital Input Module (for SIMATIC system)

Order Number: 6DD2920-0AH0

Module Type: 16-channel digital input

Compatible Systems: SIMATIC S5/S7 series (specific models)

Mounting Type: Rack-mounted

Electrical Parameters
Input Voltage Range: 24V DC (nominal)

Input Current: Typically 7mA per channel

Input Delay Time: <1ms (typical)

Isolation Voltage: 500V AC (channel-to-bus)

Power Consumption: Approx. 1.5W

Input Characteristics
Number of Channels: 16

Input Type: Sinking/sourcing (configurable)

Logic Levels:

"1" signal: 15-30V DC

"0" signal: -3 to +5V DC

Input Filter: Typically 3ms (software adjustable)

Mechanical Specifications
Dimensions (W×H×D): 40 × 125 × 120 mm

Weight: Approx. 300g

Connection Type: Screw terminals (front connector)

LED Indicators: Per channel status + module status

Environmental Conditions
Operating Temperature: 0°C to +60°C

Storage Temperature: -40°C to +70°C

Relative Humidity: 5-95% (non-condensing)

Vibration Resistance: 5-9Hz: 3.5mm amplitude; 9-150Hz: 1g acceleration

Certifications & Standards
Safety Standards: EN 61131-2

EMC: Complies with EN 61000-6-2, EN 61000-6-4

Protection Class: IP20 (requires enclosure)